Serialized script, used inside transaction inputs and outputs. More...

#include <script.h>

Inheritance diagram for CScript:

Collaboration diagram for CScript:

Public Member Functions
	CScript ()

	CScript (const_iterator pbegin, const_iterator pend)

	CScript (std::vector< unsigned char >::const_iterator pbegin, std::vector< unsigned char >::const_iterator pend)

	CScript (const unsigned char pbegin, const unsigned char pend)

	SERIALIZE_METHODS (CScript, obj)

	CScript (int64_t b)

	CScript (opcodetype b)

	CScript (const CScriptNum &b)

	CScript (const std::vector< unsigned char > &b)=delete

CScript &	operator<< (const CScript &b)=delete
	Delete non-existent operator to defend against future introduction. More...

CScript &	operator<< (int64_t b)

CScript &	operator<< (opcodetype opcode)

CScript &	operator<< (const CScriptNum &b)

CScript &	operator<< (const std::vector< unsigned char > &b)

bool	GetOp (const_iterator &pc, opcodetype &opcodeRet, std::vector< unsigned char > &vchRet) const

bool	GetOp (const_iterator &pc, opcodetype &opcodeRet) const

unsigned int	GetSigOpCount (bool fAccurate) const
	Pre-version-0.6, Bitcoin always counted CHECKMULTISIGs as 20 sigops. More...

unsigned int	GetSigOpCount (const CScript &scriptSig) const
	Accurately count sigOps, including sigOps in pay-to-script-hash transactions: More...

bool	IsPayToScriptHash () const

bool	IsPayToWitnessScriptHash () const

bool	IsWitnessProgram (int &version, std::vector< unsigned char > &program) const

bool	IsPushOnly (const_iterator pc) const
	Called by IsStandardTx and P2SH/BIP62 VerifyScript (which makes it consensus-critical). More...

bool	IsPushOnly () const

bool	HasValidOps () const
	Check if the script contains valid OP_CODES. More...

bool	IsUnspendable () const
	Returns whether the script is guaranteed to fail at execution, regardless of the initial stack. More...

void	clear ()

Static Public Member Functions
static int	DecodeOP_N (opcodetype opcode)
	Encode/decode small integers: More...

static opcodetype	EncodeOP_N (int n)

Protected Member Functions
CScript &	push_int64 (int64_t n)

Additional Inherited Members
Public Types inherited from prevector< N, T, Size, Diff >
typedef Size	size_type

typedef Diff	difference_type

typedef T	value_type

typedef value_type &	reference

typedef const value_type &	const_reference

typedef value_type *	pointer

typedef const value_type *	const_pointer

Detailed Description

Serialized script, used inside transaction inputs and outputs.

Definition at line 404 of file script.h.

Constructor & Destructor Documentation

CScript::CScript ( )

inline

Definition at line 424 of file script.h.

CScript::CScript	(	const_iterator	pbegin,
		const_iterator	pend
	)

inline

Definition at line 425 of file script.h.

CScript::CScript	(	std::vector< unsigned char >::const_iterator	pbegin,
		std::vector< unsigned char >::const_iterator	pend
	)

inline

Definition at line 426 of file script.h.

CScript::CScript	(	const unsigned char *	pbegin,
		const unsigned char *	pend
	)

inline

Definition at line 427 of file script.h.

CScript::CScript ( int64_t b )

inlineexplicit

Definition at line 431 of file script.h.

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CScript::CScript ( opcodetype b )

inlineexplicit

Definition at line 432 of file script.h.

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CScript::CScript ( const CScriptNum & b )

inlineexplicit

Definition at line 433 of file script.h.

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CScript::CScript ( const std::vector< unsigned char > & b )

explicitdelete

Member Function Documentation

void CScript::clear ( )

inline

Definition at line 548 of file script.h.

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static int CScript::DecodeOP_N ( opcodetype opcode )

inlinestatic

Encode/decode small integers:

Definition at line 497 of file script.h.

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static opcodetype CScript::EncodeOP_N ( int n )

inlinestatic

Definition at line 504 of file script.h.

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bool CScript::GetOp	(	const_iterator &	pc,
		opcodetype &	opcodeRet,
		std::vector< unsigned char > &	vchRet
	)		const

inline

Definition at line 486 of file script.h.

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bool CScript::GetOp	(	const_iterator &	pc,
		opcodetype &	opcodeRet
	)		const

inline

Definition at line 491 of file script.h.

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unsigned int CScript::GetSigOpCount ( bool fAccurate ) const

Pre-version-0.6, Bitcoin always counted CHECKMULTISIGs as 20 sigops.

With pay-to-script-hash, that changed: CHECKMULTISIGs serialized in scriptSigs are counted more accurately, assuming they are of the form ... OP_N CHECKMULTISIG ...

Definition at line 153 of file script.cpp.

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unsigned int CScript::GetSigOpCount ( const CScript & scriptSig ) const

Accurately count sigOps, including sigOps in pay-to-script-hash transactions:

... and return its opcount:

Definition at line 177 of file script.cpp.

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bool CScript::HasValidOps ( ) const

Check if the script contains valid OP_CODES.

Definition at line 270 of file script.cpp.

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bool CScript::IsPayToScriptHash ( ) const

Definition at line 201 of file script.cpp.

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bool CScript::IsPayToWitnessScriptHash ( ) const

Definition at line 210 of file script.cpp.

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bool CScript::IsPushOnly ( const_iterator pc ) const

Called by IsStandardTx and P2SH/BIP62 VerifyScript (which makes it consensus-critical).

Definition at line 236 of file script.cpp.

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bool CScript::IsPushOnly ( ) const

Definition at line 253 of file script.cpp.

bool CScript::IsUnspendable ( ) const

inline

Returns whether the script is guaranteed to fail at execution, regardless of the initial stack.

This allows outputs to be pruned instantly when entering the UTXO set.

Definition at line 543 of file script.h.

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bool CScript::IsWitnessProgram	(	int &	version,
		std::vector< unsigned char > &	program
	)		const

Definition at line 220 of file script.cpp.

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CScript& CScript::operator<< ( const CScript & b )

delete

Delete non-existent operator to defend against future introduction.

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CScript& CScript::operator<< ( int64_t b )

inline

Definition at line 441 of file script.h.

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CScript& CScript::operator<< ( opcodetype opcode )

inline

Definition at line 443 of file script.h.

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CScript& CScript::operator<< ( const CScriptNum & b )

inline

Definition at line 451 of file script.h.

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CScript& CScript::operator<< ( const std::vector< unsigned char > & b )

inline

Definition at line 457 of file script.h.

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CScript& CScript::push_int64 ( int64_t n )

inlineprotected

Definition at line 407 of file script.h.

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CScript::SERIALIZE_METHODS	(	CScript	,
		obj
	)

inline

Definition at line 429 of file script.h.

The documentation for this class was generated from the following files:

src/script/script.h
src/script/script.cpp

Public Member Functions

Static Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation